Alexandria is a city in central Hanson County, South Dakota, United States. The population was 649 at the 2020 census. It is the county seat of Hanson County.
History
In 1879, the community was founded with the name Clarksville. Its post office was established in 1880, and the city later incorporated in 1885 as Alexandria.
Geography
According to the United States Census Bureau, the city has a total area of , all land.
Climate
Demographics
Alexandria is part of the Mitchell, South Dakota Micropolitan Statistical Area.
2020 census
As of the 2020 census, Alexandria had a population of 649. The median age was 39.4 years. 26.2% of residents were under the age of 18 and 15.3% of residents were 65 years of age or older. For every 100 females there were 94.3 males, and for every 100 females age 18 and over there were 99.6 males age 18 and over.
0.0% of residents lived in urban areas, while 100.0% lived in rural areas.
There were 248 households in Alexandria, of which 38.3% had children under the age of 18 living in them. Of all households, 65.7% were married-couple households, 14.9% were households with a male householder and no spouse or partner present, and 14.9% were households with a female householder and no spouse or partner present. About 22.6% of all households were made up of individuals and 11.2% had someone living alone who was 65 years of age or older.
! Race !! Number !! Percent
|-
| White || 625 || 96.3%
|-
| Black or African American || 0 || 0.0%
|-
| American Indian and Alaska Native || 1 || 0.2%
|-
| Asian || 0 || 0.0%
|-
| Native Hawaiian and Other Pacific Islander || 0 || 0.0%
|-
| Some other race || 5 || 0.8%
|-
| Two or more races || 18 || 2.8%
|-
| Hispanic or Latino (of any race) || 4 || 0.6%
|}
2010 census
As of the census of 2010, there were 615 people, 231 households, and 171 families residing in the city. The population density was . There were 249 housing units at an average density of . The racial makeup of the city was 98.5% White, 0.5% Asian, 0.7% from other races, and 0.3% from two or more races. Hispanic or Latino of any race were 1.6% of the population.
There were 231 households, of which 35.1% had children under the age of 18 living with them, 66.7% were married couples living together, 4.8% had a female householder with no husband present, 2.6% had a male householder with no wife present, and 26.0% were non-families. 23.8% of all households were made up of individuals, and 9.9% had someone living alone who was 65 years of age or older. The average household size was 2.66 and the average family size was 3.11.
The median age in the city was 37.5 years. 28.3% of residents were under the age of 18; 6.3% were between the ages of 18 and 24; 26.5% were from 25 to 44; 26.3% were from 45 to 64; and 12.8% were 65 years of age or older. The gender makeup of the city was 49.8% male and 50.2% female.
2000 census
As of the census